LOCUSTID,E. 393 



Genus 116. TEDLA. 



Mas. Corpus sat gracile. Verticis carina lanceolala ; frons fere plana, 

 inter antennas lanceolata. Oculi rotundi, prominuli. Palpi maxillares 

 graciles ; articuli 3us et 4us aequales; 5s clavatus, 4o brevier. Antennae 

 longae, gracillimaj; ariiculi lus et 2s incrassati. Prothorax sellatus, disco 

 piano snbruguloso postice dilatato, linea longitudinali lineisque quatuor 

 transversis impressis indistinctis, margine antico vix concavo, lobis laterali- 

 bus fere rectis, margine postico subascendente vix ineiso. Sternum lobis 

 bispinosis. Ceici cras^i, arcuati, apices versus abrupte attenuati. Lamina 

 subgeuitalis stylis duabus lanceolalis setosis subarcuaiis. Pedes longi, 

 graciles ; tibia? posticae femoraque quatuor anteriora spinosula ; tibiae 

 qualuor anteriores spinis longissimis armatae. Ala? anticae latae, fusifonnes, 

 corpore paullo longiores, areolis plurimis inordinatis, venis scapular! et 

 exteruo-medio disjunctis, tympano maximo. Ala3 posticae breviores. 



Male. Body smooth, shining, rather slender. Head as broad as the 

 fore border of the protborax; vertex in front with a lanceolate keel, which 

 is much shorter than the first joint of ihe antennae; front erect, nearly flat, 

 lanceolate between the sockets of the antennae. Eyes round, prominent. 

 Palpi slender ; apical joint clavate ; third and fourth joints of the maxillary 

 palpi about equal in length ; fifth shorter than the fourth. Antennrc very 

 slender, about twice the length of the body; first and second joints in- 

 crassated. Prothorax saddle-shaped; disk flat, very slightly rugulose, 

 dilated hindward, with a slightly elevated and hardly notched hind border; 

 a slight impressed longitudinal line and lour slight impressed transverse 

 lines, of which the first and the third are bent; fore border hardly excavated; 

 sides nearly straight. Sternum in each division emitting two slender obtuse 

 spines, those on the prosternum longer than the others. Cerci curved, thick, 

 abruptly attenuated towards their tips, which are acute. Supra-anal lamina 

 conical, short. Subgenital lamina with two lanceolate setose slightly curved 

 styles. Legs long, slender; four anterior femora with one row of minute 

 spines ; hind femora with two rows, a liitle shorter than the fore wings ; 

 four anterior tibia? with two rows of slender very long spines ; hind tibiae 

 with numerous small spines on each of the four keels. Fore wings broad, 

 fusiform, a little longer than the body; costa and interior border rounded; 

 areolets between the costa and the scapular vein numerous, irregular; 

 scapular with a longitudinal fold, parted along its whole length from the 

 externo-medial, with which it includes a row of small quadrate areolets; 

 externo-medial emitting a ramose branch at about two-thirds of the length ; 

 space between it and the interno-medial with small irregular areolets; 

 iuterno-medial undulating, emitting to the interior border oblique veins ; 

 these include between them transversely narrow areolets, and some of them 

 are forked; tympanum very large. Hind wings somewhat shorter than 

 the fore wings. 



1. TEOLA SELLATA. 



Mas. Pallide viridis ; vertex et prothoracis discus ferrvginei, hie nigro 

 marginalus ; alee anlicee sinistrte tympanum f err uyineo mar gin alum ; 

 al( posticoB diapharue, albo venosce. 



